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Firewall misconfigurations are one of the most common and preventable security issues that organizations face. Comprehensively managing... Firewall Change Management How to fix misconfigured firewalls (and prevent firewall breaches) Kyle Wickert 2 min read Kyle Wickert Short bio about author here Lorem ipsum dolor sit amet consectetur. Vitae donec tincidunt elementum quam laoreet duis sit enim. Duis mattis velit sit leo diam. Tags Share this article 8/9/23 Published Firewall misconfigurations are one of the most common and preventable security issues that organizations face. Comprehensively managing access control, addressing vulnerabilities, and detecting configuration mistakes under these conditions is not easy It’s especially challenging for organizations that use the default firewall rules provided by their vendor. Your firewall policies should reflect your organization’s unique cybersecurity risk profile. This requires some degree of customization, and intelligence into kinds of cyber attacks hackers use to target your organization. Understanding security misconfigurations and their impact on network security Security misconfigurations happen when elements of your security tech stack expose preventable vulnerabilities that hackers can exploit. These misconfigurations can take a variety of forms, putting a wide range of security tools and open ports at risk. Network firewall misconfigurations can have a wide-ranging impact on your organization’s overall security posture. Hackers that target vulnerable infrastructure pose a threat to the entire application stack. They may be able to gain access to network services, application servers, and virtual machines. Depending on the specific misconfiguration, they may be able to compromise hardware routers and endpoints as well. In organizations with complex firewall deployments, attackers may be able to exploit misconfigurations, bypass security policies, and escalate their own privileges to make arbitrary changes to firewall security. From this point, attackers can easily modify access control lists (ACLs) to specifically allow the malware they wish to run, compromising the first line of defense against data breaches. This is exactly why Gartner recommends implementing a centralized solution for firewall management . Centralized visibility and control is crucial for maintaining effective firewall configurations and updating them accordingly. Otherwise, ensuring compliance with security best practices like the principle of least privilege becomes difficult or impossible. Routing network traffic through complex cloud-native infrastructure securely requires deep visibility into firewall configuration status, effective authentication processes, and automation-friendly security solutions. How hackers exploit misconfigured firewalls Common misconfigurations include implementing overly permissive rules, disabling critical security features, and neglecting to protect open ports against unauthorized access. This leaves organizations vulnerable to Distributed Denial-of-Service (DDoS) attacks, remote control, and data breaches . Here are some of the ways cybercriminals can exploit misconfigured firewalls: 1. Taking advantage of permissions misconfigurations Overly permissive firewall rules are a common problem among organizations with complex cloud-enabled infrastructure. Often, the organization’s demand for productivity and connectivity take precedence over the need to protect sensitive data from unauthorized network traffic. Additionally, IT team members may misunderstand the cloud provider’s shared responsibility model and assume that the provider has already secured the data center from all potential threats. These situations are particularly risky when the organization is undergoing change. For example, many security professionals start with completely open permissions and tighten them as they learn more about the network’s needs. Obvious and highly visible permissions get secured first, while less visible parts of the security framework are deprioritized – or never addressed at all. Hackers can exploit this situation by focusing on less obvious access points first. Instead of sending malicious traffic to IP addresses associated with core business servers, they might infiltrate the network through an unsecured API, or look for an unpatched operating system somewhere in the network. 2. Exploiting disabled security features Many firewalls offer advanced security features to organizations willing to configure them. However, security teams are often strained for time and resources. They may already be flooded with a backlog of high-priority security alerts to address, making it challenging to spend extra time configuring advanced firewall policies or fine-tuning their security posture. Even organizations that can enable advanced features don’t always do it. Features like leak detection and port scan alerts can put additional strain on limited computing resources, impacting performance. Other features may generate false positives, which only add to the security workload. But many of these features offer clear benefits to organizations that use them. Sophisticated technologies like application and identity-based inspection allow organizations to prioritize firewall performance more efficiently throughout the network. If threat actors find out that advanced security features like these are disabled, they are free to deploy the attack techniques these features protect against. For example, in the case of identity-based inspection, a hacker may be able to impersonate an unidentified administrator-level account and gain access to sensitive security controls without additional authentication. 3. Scanning for unsecured open ports Hackers use specialized penetration testing tools to scan for open ports. Tools like Nmap, Unicornscan , and Angry IP Scanner can find open ports and determine the security controls that apply to them. If a hacker finds out that your ACLs neglect to cover a particular port, they will immediately look for ways to exploit that vulnerability and gain access to your network. These tools are the same network discovery tools that system administrators and network engineers use on a routine basis. Tools like Nmap allow IT professionals to run security audits on local and remote networks, identifying hosts responding to network requests, discovering operating system names and versions, and more. Threat actors can even determine what kind of apps are running and find the version number of those apps. They also allow threat actors to collect data on weak points in your organization’s security defenses. For example, they might identify a healthcare organization using an outdated app to store sensitive clinical trial data. From there, it’s easy to look up the latest patch data to find out what exploits the outdated app is vulnerable to. How to optimize firewall configuration Protecting your organization from firewall breaches demands paying close attention to the policies, patch versions, and additional features your firewall provider offers. Here are three steps security leaders can take to address misconfiguration risks and ensure a robust security posture against external threats: 1. Audit your firewall policies regularly This is especially important for organizations undergoing the transition to cloud-native infrastructure. It’s virtually guaranteed that certain rules and permissions will no longer be needed as the organization adjusts to this period of change over time. Make sure that your firewall rules are constantly updated to address these changes and adapt to them accordingly. Auditing should take place under a strict change management framework . Implement a change log and incorporate it into your firewall auditing workflow so that you can easily access information about historical configuration changes. This change log will provide security professionals with readymade data about who implemented configuration changes, what time those changes took place, and why they were made in the first place. This gives you at-a-glance coverage of historical firewall performance, which puts you one step closer to building a unified, centralized solution for handling firewall policies. 2. Update and patch firewall software frequently Like every element in your security tech stack, firewall software needs to be updated promptly when developers release new patches. This applies both to hardware firewalls operating on-premises and software firewalls working throughout your network. These patches address known vulnerabilities, and they are often the first line of defense against rapidly emerging threats. The sooner you can deploy software patches to your firewalls, the more robust your network security posture will be. These changes should also be noted in a change log. This provides valuable evidence for the strength of your security posture against known emerging threats. If hackers start testing your defenses by abusing known post-patch vulnerabilities, you will be prepared for them. 3. Implement an intrusion detection system (IDS) Firewalls form the foundation of good network security, and intrusion detection systems supplement their capabilities by providing an additional line of defense. Organizations with robust IDS capabilities are much harder to compromise without triggering alerts. IDS solutions passively monitor traffic for signs of potential threats. When they detect a threat, they generate an alert, allowing security operations personnel to investigate and respond. This adds additional layers of value to the basic function of the firewall – allowing or denying traffic based on ACLs and network security rules. Many next-generation firewalls include intrusion detection system capabilities as part of an integrated solutions. This simplifies security management considerably and reduces the number of different devices and technologies security teams must gain familiarity with. Pay attention to firewall limitations – and prepare for them Properly configured firewalls offer valuable security performance to organizations with complex network infrastructure. However, they can’t prevent every cyber attack and block every bit of malicious code. Security leaders should be aware of firewall limitations and deploy security measures that compensate appropriately. Even with properly configured firewalls, you’ll have to address some of the following issues: Zero-day attacks Firewalls may not block attacks that exploit new and undiscovered vulnerabilities. Since these are not previously known vulnerabilities, security teams have not yet had time to develop patches or fixes that address them. These types of attacks are generally able to bypass more firewall solutions. However, some next-generation firewalls do offer advanced features capable of addressing zero-day attacks. Identity-based inspection is one example of a firewall technology that can detect these attacks because it enforces security policies based on user identity rather than IP address. Sandboxes are another next-generation firewall technology capable of blocking zero-day attacks. However, no single technology can reliably block 100% of all zero-day attacks. Some solutions are better-equipped to handle these types of attacks than others, but it takes a robust multi-layered security posture to consistently protect against unknown threats. Timely incident response Firewall configuration plays an important role in incident response. Properly configured firewalls help provide visibility into your security posture in real-time, enabling security teams to create high-performance incident response playbooks. Custom playbooks ensure timely incident response by prioritizing the types of threats found in real-world firewall data. If your firewalls are misconfigured, your incident response playbooks may reflect a risk profile that doesn’t match with your real-world security posture. This can lead to security complications that reduce the effectiveness of incident response processes down the line. Planned outages when updating firewalls Updating firewalls is an important part of maintaining an optimal firewall configuration for your organization. However, the update process can be lengthy. At the same time, it usually requires scheduling an outage in advance, which will temporarily expose your organization to the threats your firewall normally protects against. In some cases, there may be compatibility issues with incoming version of the firewall software being updated. This may lengthen the amount of time that the organization has to endure a service outage, which complicates firewall security. This is one reason why many security leaders intentionally delay updating their firewalls. As with many other aspects of running and maintaining good security policies, effective change management is an important aspect of planning firewall updates. Security leaders should stagger their scheduled updates to avoid reducing risk exposure and provide the organization with meaningful security controls during the update process. Automate change management and avoid misconfigurations with algoSec AlgoSec helps organizations deploy security policy changes while maintaining accuracy and control over their security posture. Use automation to update firewall configuration policies, download new security patches, and validate results without spending additional time and energy on manual processes. AlgoSec’s Firewall Analyzer gives you the ability to discover and map business applications throughout your network. Find out how new security policies will impact traffic and perform detailed simulations of potential security scenarios with unlimited visibility. Schedule a demo to see AlgoSec in action for yourself. Schedule a demo Related Articles 2025 in review: What innovations and milestones defined AlgoSec’s transformative year in 2025? AlgoSec Reviews Mar 19, 2023 · 2 min read Navigating Compliance in the Cloud AlgoSec Cloud Mar 19, 2023 · 2 min read 5 Multi-Cloud Environments Cloud Security Mar 19, 2023 · 2 min read Speak to one of our experts Speak to one of our experts Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Schedule a call

How to Secure Your Local Area Network In my last blog series we reviewed ways to protect the perimeter of your network and then we took... Firewall Change Management How to secure your LAN (Local Area Network) Matthew Pascucci 2 min read Matthew Pascucci Short bio about author here Lorem ipsum dolor sit amet consectetur. Vitae donec tincidunt elementum quam laoreet duis sit enim. Duis mattis velit sit leo diam. Tags Share this article 11/12/13 Published How to Secure Your Local Area Network In my last blog series we reviewed ways to protect the perimeter of your network and then we took it one layer deeper and discussed securing the DMZ . Now I’d like to examine the ways you can secure the Local Area Network, aka LAN, also known as the soft underbelly of the beast. Okay, I made that last part up, but that’s what it should be called. The LAN has become the focus of attack over the past couple years, due to companies tightening up their perimeter and DMZ. It’s very rare you’ll you see an attacker come right at you these days, when they can trick an unwitting user into clicking a weaponized link about “Cat Videos” (Seriously, who doesn’t like cat videos?!). With this being said, let’s talk about a few ways we can protect our soft underbelly and secure our network. For the first part of this blog series, let’s examine how to secure the LAN at the network layer. LAN and the Network Layer From the network layer, there are constant things that can be adjusted and used to tighten the posture of your LAN. The network is the highway where the data traverses. We need protection on the interstate just as we need protection on our network. Protecting how users are connecting to the Internet and other systems is an important topic. We could create an entire series of blogs on just this topic, but let’s try to condense it a little here. Verify that you’re network is segmented – it better be if you read my last article on the DMZ – but we need to make sure nothing from the DMZ is relying on internal services. This is a rule. Take them out now and thank us later. If this is happening, you are just asking for some major compliance and security issues to crop up. Continuing with segmentation, make sure there’s a guest network that vendors can attach to if needed. I hate when I go to a client/vendor’s site and they ask me to plug into their network. What if I was evil? What if I had malware on my laptop that’s now ripping throughout your network because I was dumb enough to click a link to a “Cat Video”? If people aren’t part of your company, they shouldn’t be connecting to your internal LAN plain and simple. Make sure you have egress filtering on your firewall so you aren’t giving complete access for users to pillage the Internet from your corporate workstation. By default users should only have access to port 80/443, anything else should be an edge case (in most environments). If users need FTP access there should be a rule and you’ll have to allow them outbound after authorization, but they shouldn’t be allowed to rush the Internet on every port. This stops malware, botnets, etc. that are communicating on random ports. It doesn’t protect everything since you can tunnel anything out of these ports, but it’s a layer! Set up some type of switch security that’s going to disable a port if there are different or multiple MAC addresses coming from a single port. This stops hubs from being installed in your network and people using multiple workstations. Also, attempt to set up NAC to get a much better understating of what’s connecting to your network while giving you complete control of those ports and access to resources from the LAN. In our next LAN security-focused blog, we’ll move from the network up the stack to the application layer. Schedule a demo Related Articles 2025 in review: What innovations and milestones defined AlgoSec’s transformative year in 2025? AlgoSec Reviews Mar 19, 2023 · 2 min read Navigating Compliance in the Cloud AlgoSec Cloud Mar 19, 2023 · 2 min read 5 Multi-Cloud Environments Cloud Security Mar 19, 2023 · 2 min read Speak to one of our experts Speak to one of our experts Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Schedule a call

Previous Part of the analysis is available here. Next Part of the analysis is available here. Update from 19 December 2020: ‍Prevasio... Cloud Security Sunburst Backdoor, Part II: DGA & The List of Victims Rony Moshkovich 2 min read Rony Moshkovich Short bio about author here Lorem ipsum dolor sit amet consectetur. Vitae donec tincidunt elementum quam laoreet duis sit enim. Duis mattis velit sit leo diam. Tags Share this article 12/17/20 Published Previous Part of the analysis is available here . Next Part of the analysis is available here . Update from 19 December 2020: Prevasio would like to thank Zetalytics for providing us with an updated (larger) list of passive (historic) DNS queries for the domains generated by the malware. As described in the first part of our analysis, the DGA (Domain Generation Algorithm) of the Sunburst backdoor produces a domain name that may look like: fivu4vjamve5vfrtn2huov[.]appsync-api.us-west-2[.]avsvmcloud[.]com The first part of the domain name (before the first dot) consists of a 16-character random string, appended with an encoded computer’s domain name. This is the domain in which the local computer is registered. From the example string above, we can conclude that the encoded computer’s domain starts from the 17th character and up until the dot (highlighted in yellow): fivu4vjamve5vfrt n2huov In order to encode a local computer’s domain name, the malware uses one of 2 simple methods: Method 1 : a substitution table, if the domain name consists of small letters, digits, or special characters ‘-‘, ‘_’, ‘.’ Method 2 : base64 with a custom alphabet, in case of capital letters present in the domain name Method 1 In our example, the encoded domain name is “n2huov” . As it does not have any capital letters, the malware encodes it with a substitution table “rq3gsalt6u1iyfzop572d49bnx8cvmkewhj” . For each character in the domain name, the encoder replaces it with a character located in the substitution table four characters right from the original character. In order to decode the name back, all we have to do is to replace each encoded character with another character, located in the substitution table four characters left from the original character. To illustrate this method, imagine that the original substitution table is printed on a paper strip and then covered with a card with 6 perforated windows. Above each window, there is a sticker note with a number on it, to reflect the order of characters in the word “n2huov” , where ‘n’ is #1, ‘2’ is #2, ‘h’ is #3 and so on: Once the paper strip is pulled by 4 characters right, the perforated windows will reveal a different word underneath the card: “domain” , where ‘d’ is #1, ‘o’ is #2, ‘m’ is #3, etc.: A special case is reserved for such characters as ‘0’ , ‘-‘ , ‘_’ , ‘.’ . These characters are encoded with ‘0’ , followed with a character from the substitution table. An index of that character in the substitution table, divided by 4, provides an index within the string “0_-.” . The following snippet in C# illustrates how an encoded string can be decoded: static string decode_domain( string s) { string table = "rq3gsalt6u1iyfzop572d49bnx8cvmkewhj" ; string result = "" ; for ( int i = 0 ; i < s.Length; i++) { if (s[i] != '0' ) { result += table[(table.IndexOf(s[i]) + table.Length - 4 ) % table.Length]; } else { if (i < s.Length - 1 ) { if (table.Contains(s[i + 1 ])) { result += "0_-." [table.IndexOf(s[i + 1 ]) % 4 ]; } else { break ; } } i++; } } return result; } Method 2 This method is a standard base64 encoder with a custom alphabet “ph2eifo3n5utg1j8d94qrvbmk0sal76c” . Here is a snippet in C# that provides a decoder: public static string FromBase32String( string str) { string table = "ph2eifo3n5utg1j8d94qrvbmk0sal76c" ; int numBytes = str.Length * 5 / 8 ; byte [] bytes = new Byte[numBytes]; int bit_buffer; int currentCharIndex; int bits_in_buffer; if (str.Length < 3 ) { bytes[ 0 ] = ( byte )(table.IndexOf(str[ 0 ]) | table.IndexOf(str[ 1 ]) << 5 ); return System.Text.Encoding.UTF8.GetString(bytes); } bit_buffer = (table.IndexOf(str[ 0 ]) | table.IndexOf(str[ 1 ]) << 5 ); bits_in_buffer = 10 ; currentCharIndex = 2 ; for ( int i = 0 ; i < bytes.Length; i++) { bytes[i] = ( byte )bit_buffer; bit_buffer >>= 8 ; bits_in_buffer -= 8 ; while (bits_in_buffer < 8 && currentCharIndex < str.Length) { bit_buffer |= table.IndexOf(str[currentCharIndex++]) << bits_in_buffer; bits_in_buffer += 5 ; } } return System.Text.Encoding.UTF8.GetString(bytes); } When the malware encodes a domain using Method 2, it prepends the encrypted string with a double zero character: “00” . Following that, extracting a domain part of an encoded domain name (long form) is as simple as: static string get_domain_part( string s) { int i = s.IndexOf( ".appsync-api" ); if (i > 0 ) { s = s.Substring( 0 , i); if (s.Length > 16 ) { return s.Substring( 16 ); } } return "" ; } Once the domain part is extracted, the decoded domain name can be obtained by using Method 1 or Method 2, as explained above: if (domain.StartsWith( "00" )) { decoded = FromBase32String(domain.Substring( 2 )); } else { decoded = decode_domain(domain); } Decrypting the Victims’ Domain Names To see the decoder in action, let’s select 2 lists: List #1 Bambenek Consulting has provided a list of observed hostnames for the DGA domain. List #2 The second list has surfaced in a Paste bin paste , allegedly sourced from Zetalytics / Zonecruncher . NOTE: This list is fairly ‘noisy’, as it has non-decodable domain names. By feeding both lists to our decoder, we can now obtain a list of decoded domains, that could have been generated by the victims of the Sunburst backdoor. DISCLAIMER: It is not clear if the provided lists contain valid domain names that indeed belong to the victims. It is quite possible that the encoded domain names were produced by third-party tools, sandboxes, or by researchers that investigated and analysed the backdoor. The decoded domain names are provided purely as a reverse engineering exercise. The resulting list was manually processed to eliminate noise, and to exclude duplicate entries. Following that, we have made an attempt to map the obtained domain names to the company names, using Google search. Reader’s discretion is advised as such mappings could be inaccurate. Decoded Domain Mapping (Could Be Inaccurate) hgvc.com Hilton Grand Vacations Amerisaf AMERISAFE, Inc. kcpl.com Kansas City Power and Light Company SFBALLET San Francisco Ballet scif.com State Compensation Insurance Fund LOGOSTEC Logostec Ventilação Industrial ARYZTA.C ARYZTA Food Solutions bmrn.com BioMarin Pharmaceutical Inc. AHCCCS.S Arizona Health Care Cost Containment System nnge.org Next Generation Global Education cree.com Cree, Inc (semiconductor products) calsb.org The State Bar of California rbe.sk.ca Regina Public Schools cisco.com Cisco Systems pcsco.com Professional Computer Systems barrie.ca City of Barrie ripta.com Rhode Island Public Transit Authority uncity.dk UN City (Building in Denmark) bisco.int Boambee Industrial Supplies (Bisco) haifa.edu University of Haifa smsnet.pl SMSNET, Poland fcmat.org Fiscal Crisis and Management Assistance Team wiley.com Wiley (publishing) ciena.com Ciena (networking systems) belkin.com Belkin spsd.sk.ca Saskatoon Public Schools pqcorp.com PQ Corporation ftfcu.corp First Tech Federal Credit Union bop.com.pk The Bank of Punjab nvidia.com NVidia insead.org INSEAD (non-profit, private university) usd373.org Newton Public Schools agloan.ads American AgCredit pageaz.gov City of Page jarvis.lab Erich Jarvis Lab ch2news.tv Channel 2 (Israeli TV channel) bgeltd.com Bradford / Hammacher Remote Support Software dsh.ca.gov California Department of State Hospitals dotcomm.org Douglas Omaha Technology Commission sc.pima.gov Arizona Superior Court in Pima County itps.uk.net IT Professional Services, UK moncton.loc City of Moncton acmedctr.ad Alameda Health System csci-va.com Computer Systems Center Incorporated keyano.local Keyano College uis.kent.edu Kent State University alm.brand.dk Sydbank Group (Banking, Denmark) ironform.com Ironform (metal fabrication) corp.ncr.com NCR Corporation ap.serco.com Serco Asia Pacific int.sap.corp SAP mmhs-fla.org Cleveland Clinic Martin Health nswhealth.net NSW Health mixonhill.com Mixon Hill (intelligent transportation systems) bcofsa.com.ar Banco de Formosa ci.dublin.ca. Dublin, City in California siskiyous.edu College of the Siskiyous weioffice.com Walton Family Foundation ecobank.group Ecobank Group (Africa) corp.sana.com Sana Biotechnology med.ds.osd.mi US Gov Information System wz.hasbro.com Hasbro (Toy company) its.iastate.ed Iowa State University amr.corp.intel Intel cds.capilanou. Capilano University e-idsolutions. IDSolutions (video conferencing) helixwater.org Helix Water District detmir-group.r Detsky Mir (Russian children’s retailer) int.lukoil-int LUKOIL (Oil and gas company, Russia) ad.azarthritis Arizona Arthritis and Rheumatology Associates net.vestfor.dk Vestforbrænding allegronet.co. Allegronet (Cloud based services, Israel) us.deloitte.co Deloitte central.pima.g Pima County Government city.kingston. City of Kingston staff.technion Technion – Israel Institute of Technology airquality.org Sacramento Metropolitan Air Quality Management District phabahamas.org Public Hospitals Authority, Caribbean parametrix.com Parametrix (Engineering) ad.checkpoint. Check Point corp.riotinto. Rio Tinto (Mining company, Australia) intra.rakuten. Rakuten us.rwbaird.com Robert W. Baird & Co. (Financial services) ville.terrebonn Ville de Terrebonne woodruff-sawyer Woodruff-Sawyer & Co., Inc. fisherbartoninc Fisher Barton Group banccentral.com BancCentral Financial Services Corp. taylorfarms.com Taylor Fresh Foods neophotonics.co NeoPhotonics (optoelectronic devices) gloucesterva.ne Gloucester County magnoliaisd.loc Magnolia Independent School District zippertubing.co Zippertubing (Manufacturing) milledgeville.l Milledgeville (City in Georgia) digitalreachinc Digital Reach, Inc. deniz.denizbank DenizBank thoughtspot.int ThoughtSpot (Business intelligence) lufkintexas.net Lufkin (City in Texas) digitalsense.co Digital Sense (Cloud Services) wrbaustralia.ad W. R. Berkley Insurance Australia christieclinic. Christie Clinic Telehealth signaturebank.l Signature Bank dufferincounty. Dufferin County mountsinai.hosp Mount Sinai Hospital securview.local Securview Victory (Video Interface technology) weber-kunststof Weber Kunststoftechniek parentpay.local ParentPay (Cashless Payments) europapier.inte Europapier International AG molsoncoors.com Molson Coors Beverage Company fujitsugeneral. Fujitsu General cityofsacramento City of Sacramento ninewellshospita Ninewells Hospital fortsmithlibrary Fort Smith Public Library dokkenengineerin Dokken Engineering vantagedatacente Vantage Data Centers friendshipstateb Friendship State Bank clinicasierravis Clinica Sierra Vista ftsillapachecasi Apache Casino Hotel voceracommunicat Vocera (clinical communications) mutualofomahabanMutual of Omaha Bank Schedule a demo Related Articles 2025 in review: What innovations and milestones defined AlgoSec’s transformative year in 2025? AlgoSec Reviews Mar 19, 2023 · 2 min read Navigating Compliance in the Cloud AlgoSec Cloud Mar 19, 2023 · 2 min read 5 Multi-Cloud Environments Cloud Security Mar 19, 2023 · 2 min read Speak to one of our experts Speak to one of our experts Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Schedule a call

The certification demonstrates AlgoSec’s commitment to protecting its customers’ and partners’ data Data protection is a top priority for... Auditing and Compliance AlgoSec attains ISO 27001 Accreditation Tsippi Dach 2 min read Tsippi Dach Short bio about author here Lorem ipsum dolor sit amet consectetur. Vitae donec tincidunt elementum quam laoreet duis sit enim. Duis mattis velit sit leo diam. Tags Share this article 1/27/20 Published The certification demonstrates AlgoSec’s commitment to protecting its customers’ and partners’ data Data protection is a top priority for AlgoSec, proven by the enhanced security management system we have put in place to protect our customers’ assets. This commitment has been recognized by the ISO, who has awarded AlgoSec the ISO/IEC 27001 certification . The ISO 27001 accreditation is a voluntary standard awarded to service providers who meet the criteria for data protection. It outlines the requirements for building, monitoring, and improving an information security management system (ISMS); a systematic approach to managing sensitive company information including people, processes and IT systems. The ISO 27001 standard is made up of ten detailed control categories detailing information security, security organization, personnel security, physical security, access control, continuity planning, and compliance. To achieve the ISO 27001 certification, organizations must demonstrate that they can protect and manage sensitive company and customer information and undergo an independent audit by an accredited agency. The benefits of working with an ISO 27001 supplier include: Risk management – Standards that govern who can access information. Information security – Standards that detail how data is handled and transmitted. Business continuity – In order to maintain compliance, an ISMS must be continuously tested and improved. Obtaining the ISO 27001 certification is a testament to our drive for excellence and offers reassurance to our customers that our security measures meet the criteria set out by a global defense standard. Schedule a demo Related Articles 2025 in review: What innovations and milestones defined AlgoSec’s transformative year in 2025? AlgoSec Reviews Mar 19, 2023 · 2 min read Navigating Compliance in the Cloud AlgoSec Cloud Mar 19, 2023 · 2 min read 5 Multi-Cloud Environments Cloud Security Mar 19, 2023 · 2 min read Speak to one of our experts Speak to one of our experts Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Schedule a call

90% of organizations use a multi-cloud operating model to help achieve their business goals in a 2022 survey. AWS (Amazon Web Services)... Cloud Security The Complete Guide to Perform an AWS Security Audit Rony Moshkovich 2 min read Rony Moshkovich Short bio about author here Lorem ipsum dolor sit amet consectetur. Vitae donec tincidunt elementum quam laoreet duis sit enim. Duis mattis velit sit leo diam. Tags Share this article 7/27/23 Published 90% of organizations use a multi-cloud operating model to help achieve their business goals in a 2022 survey. AWS (Amazon Web Services) is among the biggest cloud computing platforms businesses use today. It offers cloud storage via data warehouses or data lakes, data analytics, machine learning, security, and more. Given the prevalence of multi-cloud environments, cloud security is a major concern. 89% of respondents in the above survey said security was a key aspect of cloud success. Security audits are essential for network security and compliance. AWS not only allows audits but recommends them and provides several tools to help, like AWS Audit Manager. In this guide, we share the best practices for an AWS security audit and a detailed step-by-step list of how to perform an AWS audit. We have also explained the six key areas to review. Best practices for an AWS security audit There are three key considerations for an effective AWS security audit: Time it correctly You should perform a security audit: On a regular basis. Perform the steps described below at regular intervals. When there are changes in your organization, such as new hires or layoffs. When you change or remove the individual AWS services you use. This ensures you have removed unnecessary permissions. When you add or remove software to your AWS infrastructure. When there is suspicious activity, like an unauthorized login. Be thorough When conducting a security audit: Take a detailed look at every aspect of your security configuration, including those that are rarely used. Do not make any assumptions. Use logic instead. If an aspect of your security configuration is unclear, investigate why it was instated and the business purpose it serves. Simplify your auditing and management process by using unified cloud security platforms . Leverage the shared responsibility model AWS uses a shared responsibility model. It splits the responsibility for the security of cloud services between the customer and the vendor. A cloud user or client is responsible for the security of: Digital identities Employee access to the cloud Data and objects stored in AWS Any third-party applications and integrations AWS handles the security of: The global AWS online infrastructure The physical security of their facilities Hypervisor configurations Managed services like maintenance and upgrades Personnel screening Many responsibilities are shared by both the customer and the vendor, including: Compliance with external regulations Security patches Updating operating systems and software Ensuring network security Risk management Implementing business continuity and disaster recovery strategies The AWS shared responsibility model assumes that AWS must manage the security of the cloud. The customer is responsible for security within the cloud. Step-by-step process for an AWS security audit An AWS security audit is a structured process to analyze the security of your AWS account. It lets you verify security policies and best practices and secure your users, roles, and groups. It also ensures you comply with any regulations. You can use these steps to perform an AWS security audit: Step 1: Choose a goal and audit standard Setting high-level goals for your AWS security audit process will give the audit team clear objectives to work towards. This can help them decide their approach for the audit and create an audit program. They can outline the steps they will take to meet goals. Goals are also essential to measure the organization’s current security posture. You can speed up this process using a Cloud Security Posture Management (CSPM) tool . Next, define an audit standard. This defines assessment criteria for different systems and security processes. The audit team can use the audit standard to analyze current systems and processes for efficiency and identify any risks. The assessment criteria drive consistent analysis and reporting. Step 2: Collect and review all assets Managing your AWS system starts with knowing what resources your organization uses. AWS assets can be data stores, applications, instances, and the data itself. Auditing your AWS assets includes: Create an asset inventory listing: Gather all assets and resources used by the organization. You can collect your assets using AWS Config, third-party tools, or CLI (Command Line Interface) scripts. Review asset configuration: Organizations must use secure configuration management practices for all AWS components. Auditors can validate if these standards are competent to address known security vulnerabilities. Evaluate risk: Asses how each asset impacts the organization’s risk profile. Integrate assets into the overall risk assessment program. Ensure patching: Verify that AWS services are included in the internal patch management process. Step 3: Review access and identity Reviewing account and asset access in AWS is critical to avoid cybersecurity attacks and data breaches. AWS Identity and Access Management (IAM ) is used to manage role-based access control. This dictates which users can access and perform operations on resources. Auditing access controls include: Documenting AWS account owners: List and review the main AWS accounts, known as the root accounts. Most modern teams do not use root accounts at all, but if needed, use multiple root accounts. Implement multi-factor authentication (MFA): Implement MFA for all AWS accounts based on your security policies. Review IAM user accounts: Use the AWS Management Console to identify all IAM users. Evaluate and modify the permissions and policies for all accounts. Remove old users. Review AWS groups: AWS groups are a collection of IAM users. Evaluate each group and the permissions and policies assigned to them. Remove old groups. Check IAM roles: Create job-specific IAM roles. Evaluate each role and the resources it has access to. Remove roles that have not been used in 90 days or more. Define monitoring methods: Install monitoring methods for all IAM accounts and roles. Regularly review these methods. Use least privilege access: The Principle of Least Privilege Access (PoLP) ensures users can only access what they need to complete a task. It prevents overly-permissive access controls and the misuse of systems and data. Implement access logs: Use access logs to track requests to access resources and changes made to resources. Step 4: Analyze data flows Protecting all data within the AWS ecosystem is vital for organizations to avoid data leaks. Auditors must understand the data flow within an organization. This includes how data moves from one system to another in AWS, where data is stored, and how it is protected. Ensuring data protection includes: Assess data flow: Check how data enters and exits every AWS resource. Identify any vulnerabilities in the data flows and address them. Ensure data encryption: Check if all data is encrypted at rest and in transit. Review connection methods: Check connection methods to different AWS systems. Depending on your workloads, this could include AWS Console, S3, RDS (relational database service), and more. Use key management services: Ensure data is encrypted at rest using AWS key management services. Use multi-cloud management services: Since most organizations use more than one cloud system, using multi-cloud CSPM software is essential. Step 5: Review public resources Elements within the AWS ecosystem are intentionally public-facing, like applications or APIs. Others are accidentally made public due to misconfiguration. This can lead to data loss, data leaks, and unintended access to accounts and services. Common examples include EBS snapshots, S3 objects, and databases. Identifying these resources helps remediate risks by updating access controls. Evaluating public resources includes: Identifying all public resources: List all public-facing resources. This includes applications, databases, and other services that can access your AWS data, assets, and resources. Conduct vulnerability assessments: Use automated tools or manual techniques to identify vulnerabilities in your public resources. Prioritize the risks and develop a plan to address them. Evaluate access controls: Review the access controls for each public resource and update them as needed. Remove unauthorized access using security controls and tools like S3 Public Access Block and Guard Duty. Review application code: Check the code for all public-facing applications for vulnerabilities that attackers could exploit. Conduct tests for common risks such as SQL injection, cross-site scripting (XSS), and buffer overflows. Key AWS areas to review in a security audit There are six essential parts of an AWS system that auditors must assess to identify risks and vulnerabilities: Identity access management (IAM) AWS IAM manages the users and access controls within the AWS infrastructure. You can audit your IAM users by: List all IAM users, groups, and roles. Remove old or redundant users. Also, remove these users from groups. Delete redundant or old groups. Remove IAM roles that are no longer in use. Evaluate each role’s trust and access policies. Review the policies assigned to each group that a user is in. Remove old or unnecessary security credentials. Remove security credentials that might have been exposed. Rotate long-term access keys regularly. Assess security credentials to identify any password, email, or data leaks. These measures prevent unauthorized access to your AWS system and its data. Virtual private cloud (VPC) Amazon Virtual Private Cloud (VPC) enables organizations to deploy AWS services on their own virtual network. Secure your VPC by: Checking all IP addresses, gateways, and endpoints for vulnerabilities. Creating security groups to control the inbound and outbound traffic to the resources within your VPC. Using route tables to check where network traffic from each subnet is directed. Leveraging traffic mirroring to copy all traffic from network interfaces. This data is sent to your security and monitoring applications. Using VPC flow logs to capture information about all IP traffic going to and from the network interfaces. Regularly monitor, update, and assess all of the above elements. Elastic Compute Cloud (EC2) Amazon Elastic Compute Cloud (EC2) enables organizations to develop and deploy applications in the AWS Cloud. Users can create virtual computing environments, known as instances, to launch as servers. You can secure your Amazon EC2 instances by: Review key pairs to ensure that login information is secure and only authorized users can access the private key. Eliminate all redundant EC2 instances. Create a security group for each EC2 instance. Define rules for inbound and outbound traffic for every instance. Review security groups regularly. Eliminate unused security groups. Use Elastic IP addresses to mask instance failures and enable instant remapping. For increased security, use VPCs to deploy your instances. Storage (S3) Amazon S3, or Simple Storage Service, is a cloud-native object storage platform. It allows users to store and manage large amounts of data within resources called buckets. Auditing S3 involves: Analyze IAM access controls Evaluate access controls given using Access Control Lists (ACLs) and Query String Authentication Re-evaluate bucket policies to ensure adequate object permissions Check S3 audit logs to identify any anomalies Evaluate S3 security configurations like Block Public Access, Object Ownership, and PrivateLink. Use Amazon Macie to get alerts when S3 buckets are publically accessible, unencrypted, or replicated. Mobile apps Mobile applications within your AWS environment must be audited. Organizations can do this by: Review mobile apps to ensure none of them contain access keys. Use MFA for all mobile apps. Check for and remove all permanent credentials for applications. Use temporary credentials so you can frequently change security keys. Enable multiple login methods using providers like Google, Amazon, and Facebook. Threat detection and incident response The AWS cloud infrastructure must include mechanisms to detect and react to security incidents. To do this, organizations and auditors can: Create audit logs by enabling AWS CloudTrail, storing and access logs in S3, CloudWatch logs, WAF logs, and VPC Flow Logs. Use audit logs to track assessment trails and detect any deviations or notable events Review logging and monitoring policies and procedures Ensure all AWS services, including EC2 instances, are monitored and logged Install logging mechanisms to centralize logs on one server and in proper formats Implement a dynamic Incident Response Plan for AWS services. Include policies to mitigate cybersecurity incidents and help with data recovery. Include AWS in your Business Continuity Plan (BCP) to improve disaster recovery. Dictate policies related to preparedness, crisis management elements, and more. Top tools for an AWS audit You can use any number of AWS security options and tools as you perform your audit. However, a Cloud-Native Application Protection Platform (CNAPP) like Prevasio is the ideal tool for an AWS audit. It combines the features of multiple cloud security solutions and automates security management. Prevasio increases efficiency by enabling fast and secure agentless cloud security configuration management. It supports Amazon AWS, Microsoft Azure, and Google Cloud. All security issues across these vendors are shown on a single dashboard. You can also perform a manual comprehensive AWS audit using multiple AWS tools: Identity and access management: AWS IAM and AWS IAM Access Analyzer Data protection: AWS Macie and AWS Secrets Manager Detection and monitoring: AWS Security Hub, Amazon GuardDuty, AWS Config, AWS CloudTrail, AWS CloudWatch Infrastructure protection: AWS Web Application Firewall, AWS Shield A manual audit of different AWS elements can be time-consuming. Auditors must juggle multiple tools and gather information from various reports. A dynamic platform like Prevasio speeds up this process. It scans all elements within your AWS systems in minutes and instantly displays any threats on the dashboard. The bottom line on AWS security audits Security audits are essential for businesses using AWS infrastructures. Maintaining network security and compliance via an audit prevents data breaches, prevents cyberattacks, and protects valuable assets. A manual audit using AWS tools can be done to ensure safety. However, an audit of all AWS systems and processes using Prevasio is more comprehensive and reliable. It helps you identify threats faster and streamlines the security management of your cloud system. Schedule a demo Related Articles 2025 in review: What innovations and milestones defined AlgoSec’s transformative year in 2025? AlgoSec Reviews Mar 19, 2023 · 2 min read Navigating Compliance in the Cloud AlgoSec Cloud Mar 19, 2023 · 2 min read 5 Multi-Cloud Environments Cloud Security Mar 19, 2023 · 2 min read Speak to one of our experts Speak to one of our experts Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Schedule a call

Robert Bigman is uniquely equipped to share actionable tips for hardening your network security against vulnerabilities Don’t miss this opportunity to learn the latest threats and how to handle them Webinars 1,2,3 punch on Network Segmentation The zero-trust network layer is a best practice to use when securing application connectivity. However, achieving zero trust for your organization requires multiple tools that work together. Join us for a conversation about: – Creating zero-trust in networks. – Integrating application connectivity with cloud, SDN, and on-prem network security controls. – Maintaining the network and micro-segmentation in harmony. June 8, 2022 Marco Raffaelli Akamai Asher Benbenisty Director of product marketing Relevant resources Defining & Enforcing a Micro-segmentation Strategy Read Document Building a Blueprint for a Successful Micro-segmentation Implementation Keep Reading Choose a better way to manage your network Choose a better way to manage your network Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Continue

Jeremiah Cornelius, Technical Leader for Alliances and Partners at AlgoSec, explores the security capability native to VMware’s approach... Digital Transformation Intrinsic Transformation: VMware NSX-T and AlgoSec Go Beyond Virtualization Jeremiah Cornelius 2 min read Jeremiah Cornelius Short bio about author here Lorem ipsum dolor sit amet consectetur. Vitae donec tincidunt elementum quam laoreet duis sit enim. Duis mattis velit sit leo diam. Tags Share this article 7/8/21 Published Jeremiah Cornelius, Technical Leader for Alliances and Partners at AlgoSec, explores the security capability native to VMware’s approach for virtual networking with NSX-T. Intrinsic transformation NSX-T culminates VMware’s decade of development of these technologies, that better align than ever before with AlgoSec’s approach for software automation of micro-segmentation and compliant security operations management. It is the latest iteration of VMware’s approach to networking and security, derived from many years as a platform for operating virtual machines, and managing these as hosted “vApp” workloads. If you’re familiar with the main players in Software Defined Networking, then you may remember that NSX-T shares its origin in the same student research at Stanford University, which also gave rise to several other competing SDN offerings. One thing that differentiated VMware from other players was their strong focus on virtualization over traditional network equipment stacks. This meant in some cases, network connections, data-packets, forwarding, and endpoints all existing in software and no “copper wire” existing anywhere! Knowing about this difference is more than a bit of trivia — it explains how the NSX family was designed with security features built into the architecture, having native capability for software security controls such as firewall segmentation and packet inspection. Described by VMware as “Intrinsic Security,” these are NSX capabilities that first drove the widespread acceptance of practical micro-segmentation in the data center. Since that first introduction of NSX micro-segmentation, a transformation occurred in customer demands, which required an expansion of VMware’s universe to horizons beyond their hypervisor and virtual machines. As a key enabler for this expansion, NSX-T has emerged as a networking and security technology that extends from serverless micro-services and container frameworks to VMs hosted on many cloud architectures located in physical data centers or as tenants in public clouds. The current iteration is called the NSX-T Service-Defined Firewall, which controls access to applications and services along with business-focused policies. Leaders in our segments If you’ve followed this far along, then maybe you’ve recognized several common themes between AlgoSec’s Security Management Suite and VMware’s NSX-T. Among these are security operations management as software configuration, modeling connectivity on business uses versus technology conventions, and transforming security into an enabling function. It’s not a surprise then, to know that our companies are technology partners. In fact, we began our alliance with VMware back in 2015 as the uptake in NSX micro-segmentation began to reveal an increased need for visibility, planning, automation, and reporting — along with requirements for extending policy from NSX objects to attached physical security devices from a variety of vendors. The sophistication and flexibility of NSX enforcement capability were excellently matched by the AlgoSec strengths in identifying risk and maintaining compliance while sustaining a change management record of configurations from our combined workflow automation. Strength to strength Up until now, this is a rosy picture painted, with an emphasis on the upsides of the AlgoSec partnership with VMware NSX-T. In the real world, we find that many of our applications are not-so-well understood as to be ready for micro-segmentation. More often, the teams responsible for the availability and security of these applications are detached from the business intent and value, further making it difficult to assess and therefore address risks. The line between traditional-style infrastructure and modern services isn’t always as clearly defined, either — making the advantages possible by migration and transformation difficult to determine and potentially introducing their own risks. It is in these environments, with multiple technologies, different stakeholders, and operation teams with different scopes, that AlgoSec solves hard problems with better automation tools. Taking advantage of NSX-T means first being faced with multiple deployment types, including public and private clouds as well as on-prem infrastructure, multiple security vendors, unclear existing network flows, and missing associations between business applications and their existing controls. These are visibility issues that AlgoSec resolves by automating the discovery and mapping of business applications , including associated policies across different technologies, and producing visual, graphic analysis that includes risk assessment and impact of changes. This capability for full visibility leads directly to addressing the open issues for risk and compliance. After all, if these present challenges in discovering and identifying risk using existing technology solutions, then there’s a big gap to close on the way to transforming these. Since AlgoSec has addressed the visibility across these, identifying risk becomes uniform and manageable. AlgoSec can lower transformation risk with NSX-T while ensuring that risk and compliance management are maintained on an ongoing basis. Workflow for risk mitigation by NSX-T intrinsic security can be driven by AlgoSec policy automation, without recourse to multiple tools when these mitigations need to cross boundaries to third-party firewalls or cloud security controls. With this integrated policy automation, what were once point-in-time configurations can be enabled for discovery-based updates for internal standards and changes to regulatory mandates. The result of AlgoSec pairing with VMWare NSX-T is a simplified overall security architecture — one that more rapidly responds to emerging risk and requests for changes, accelerates the speed of operations while more closely aligning with business, and ensures both compliant configurations and compliant lifecycle operations. VMware NSX? Ask AlgoSec The AlgoSec integration with VMware NSX-T builds on our years of collaboration with earlier versions of the NSX platform, with a track record of solving the more difficult configuration management problems for leaders of principal industries around the globe. If you want to discover more about what AlgoSec does to enable and enrich our alliance solution with VMware , contact us! AlgoSec works directly with VMware and your trusted technology delivery partners, and we’re glad to share more with you. Schedule a personal demo to see how AlgoSec makes your transformation to VMware Intrinsic Security possible now. Schedule a demo Related Articles 2025 in review: What innovations and milestones defined AlgoSec’s transformative year in 2025? AlgoSec Reviews Mar 19, 2023 · 2 min read Navigating Compliance in the Cloud AlgoSec Cloud Mar 19, 2023 · 2 min read 5 Multi-Cloud Environments Cloud Security Mar 19, 2023 · 2 min read Speak to one of our experts Speak to one of our experts Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Schedule a call

The transition to cloud-based environments has ushered in unparalleled efficiency, scalability, and innovation. However, it has also... Hybrid Cloud Security Management Unveiling best practices for a resilient cloud security strategy Malcom Sargla 2 min read Malcom Sargla Short bio about author here Lorem ipsum dolor sit amet consectetur. Vitae donec tincidunt elementum quam laoreet duis sit enim. Duis mattis velit sit leo diam. Tags Share this article 8/30/23 Published The transition to cloud-based environments has ushered in unparalleled efficiency, scalability, and innovation. However, it has also magnified the importance of fortifying our digital fortresses against an array of potential risks. Considering the increasing reliance on cloud computing, it’s important to find the best practices and strategies that organizations can adopt to enhance their cloud security posture and mitigate the risks associated with cloud-based environments. Navigating the Cloud Security Landscape As organizations race to seize the transformative potential of the cloud, they are faced with a series of profound decisions. Each step forward, though laden with promise, demands a profound understanding of the evolving cloud security landscape. Choosing your guardian: Cloud providers’ security Selecting a cloud provider marks a pivotal choice. The giants of the cloud – AWS, GCP, Azure, Oracle, and IBM – have honed their commitment to delivering secure platforms. These titans weave intricate layers of cutting-edge security technologies and artificial intelligence into their infrastructures, assuring an ironclad foundation for their clients. Here, diversity shines as a beacon of strength. Many organizations, mindful of fault domains and corporate governance, choose a multi-cloud approach. This approach is further empowered by solutions like AlgoSec, streamlining security management across diverse cloud estates. The hybrid conundrum: Security beyond the divide The debate over a cloud-only versus hybrid deployment churns with vigor. It’s not merely a technical decision; it’s an embodiment of an organization’s security philosophy. Retaining an on-premises presence offers a sense of comfort, an insurance policy for vital intellectual property. To navigate the hybrid landscape successfully, a unified security approach is imperative. A single-pane view that seamlessly spans visibility, risk assessment, compliance, and intelligent policy automation is the rudder that guides this ship. Blueprint for secure migration In the digital world, where data and applications surge like currents, migrating to the cloud demands meticulous planning and a steadfast commitment to security. Application Dependency: The heartbeat of cloud migration As applications metamorphose, they weave intricate relationships with their ecosystem. Moving them recklessly can disrupt the very heartbeat of your organization. Consider AlgoSec’s partnerships with Cisco Secure Workload, Illumio, and Guardicore. Through this synergy, applications are mapped, relationships dissected, and policies laid bare. These insights power intelligent remediation, ensuring that policies serve the application, not risk its integrity. The goldilocks move: Finding the right application components When migrating applications, precision is paramount. Moving the right components in tandem is akin to choreographing a symphony. Avoiding ‘hair-pinning’ between cloud and on-premises domains is key to preserving user experience and mitigating egress traffic costs. The mantra: migrate high-dependent application tiers in harmonious unison. Purifying the legacy: Pruning unneeded policies Before the embacing the cloud, make sure to clean your digital canvas. Rid it of unneeded policies, unburden the legacy baggage, and craft a secure foundation. AlgoSec advocates a risk-mitigation approach. Tune, optimize, and refine policies. This digital spring-cleaning ensures that your cloud journey is unmarred by relics of the past. The promise of a secure sky As the digital horizon stretches ever farther, cloud security ascends as both a challenge and an opportunity. With each step we take towards a cloud-powered future, we must arm ourselves with knowledge, tools, and practices that will safeguard our data, applications, and innovations. So, the question of how to mitigate risk becomes not just a query, but a clarion call. A call to weave security into the very fabric of our cloud endeavors. A call to adopt the best practices, to forge ahead with a robust strategy, and to ensure that the cloud’s promise of a brighter future is matched only by its commitment to security. Schedule a demo Related Articles 2025 in review: What innovations and milestones defined AlgoSec’s transformative year in 2025? AlgoSec Reviews Mar 19, 2023 · 2 min read Navigating Compliance in the Cloud AlgoSec Cloud Mar 19, 2023 · 2 min read 5 Multi-Cloud Environments Cloud Security Mar 19, 2023 · 2 min read Speak to one of our experts Speak to one of our experts Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Schedule a call

In our previous post we have provided some details about a new fork of Kinsing malware, a Linux malware that propagates across... Cloud Security Router Honeypot for an IRC Bot Rony Moshkovich 2 min read Rony Moshkovich Short bio about author here Lorem ipsum dolor sit amet consectetur. Vitae donec tincidunt elementum quam laoreet duis sit enim. Duis mattis velit sit leo diam. glibc_2 Tags Share this article 9/13/20 Published In our previous post we have provided some details about a new fork of Kinsing malware, a Linux malware that propagates across misconfigured Docker platforms and compromises them with a coinminer. Several days ago, the attackers behind this malware have uploaded a new ELF executable b_armv7l into the compromised server dockerupdate[.]anondns[.]net . The executable b_armv7l is based on a known source of Tsunami (also known as Kaiten), and is built using uClibc toolchain: $ file b_armv7l b_armv7l: ELF 32-bit LSB executable, ARM, EABI4 version 1 (SYSV), dynamically linked, interpreter /lib/ld-uClibc.so.0, with debug_info, not stripped Unlike glibc , the C library normally used with Linux distributions, uClibc is smaller and is designed for embedded Linux systems, such as IoT. Therefore, the malicious b_armv7l was built with a clear intention to install it on such devices as routers, firewalls, gateways, network cameras, NAS servers, etc. Some of the binary’s strings are encrypted. With the help of the HexRays decompiler , one could clearly see how they are decrypted: memcpy ( &key, "xm@_;w,B-Z*j?nvE|sq1o$3\"7zKC4ihgfe6cba~&5Dk2d!8+9Uy:" , 0x40u ) ; memcpy ( &alphabet, "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ. " , 0x40u ) ; for ( i = 0; i < = 64; ++i ){ if ( encoded [ j ] == key [ i ]) { if ( psw_or_srv ) decodedpsw [ k ] = alphabet [ i ] ; else decodedsrv [ k ] = alphabet [ i ] ; ++k; }} The string decryption routine is trivial — it simply replaces each encrypted string’s character found in the array key with a character at the same position, located in the array alphabet. Using this trick, the critical strings can be decrypted as: Variable Name Encoded String Decoded String decodedpsw $7|3vfaa~8 logmeINNOW decodedsrv $7?*$s7

In today’s evolving threat landscape, Zero Trust Architecture has emerged as a significant security framework for organizations. One... Zero Trust Zero Trust Design Nitin Rajput 2 min read Nitin Rajput Short bio about author here Lorem ipsum dolor sit amet consectetur. Vitae donec tincidunt elementum quam laoreet duis sit enim. Duis mattis velit sit leo diam. Tags Share this article 5/18/24 Published In today’s evolving threat landscape, Zero Trust Architecture has emerged as a significant security framework for organizations. One influential model in this space is the Zero Trust Model, attributed to John Kinderbag. Inspired by Kinderbag’s model, we explore how our advanced solution can effectively align with the principles of Zero Trust. Let’s dive into the key points of mapping the Zero Trust Model with AlgoSec’s solution, enabling organizations to strengthen their security posture and embrace the Zero Trust paradigm. My approach of mapping Zero Trust Model with AlgoSec solution is based on John Kinderbag’s Zero Trust model ( details ) which being widely followed, and I hope it will help organizations in building their Zero trust strategy. Firstly, let’s understand what Zero trust is all about in a simple language. Zero Trust is a Cybersecurity approach that articulates that the fundamental problem we have is a broken trust model where the untrusted side of the network is the evil internet, and the trusted side is the stuff we control. Therefore, it is an approach to designing and implementing a security program based on the notion that no user or device or agent should have implicit trust. Instead, anyone or anything, a device or system that seeks access to corporate assets must prove it should be trusted. The primary goal of Zero Trust is to prevent breaches. Prevention is possible. In fact, it’s more cost effective from a business perspective to prevent a breach than it is to attempt to recover from a breach, pay a ransom, and the deal with the costs of downtime or lost customers. As per John Kinderbag, there are Four Zero Trust Design Principles and Five-Step Zero Trust Design Methodology. The Four Zero Trust Design Principles: The first and the most important principle of your Zero Trust strategy is know “What is the Business trying to achieve?”. Second, start with DAAS (Data, Application, Asset and Services) elements and protect surfaces that need protection and design outward from there. Third, determine who needs to have access to a resource in order to get their job done, commonly known as least privilege. Fourth, all the traffic going to and from a protect surface must be inspected and logged for malicious content. Define Business Outcomes Design from the inside out Determine who or what needs access Inspect and log all traffic The Five-Step Zero Trust Design Methodology To make your Zero trust journey achievable, you need a repeatable process to follow. The first step in the Zero trust is to break down your environment into smaller pieces that you need to protect (protect surfaces). The second step for deploying Zero Trust in each protect surfaces is to map the transactions flows so that we can allow only the ports and the address needed and nothing else. Everyone wants to know what products to buy to do Zero trust or to eliminate trust between digital systems, the truth is that you won’t know the answer to that until you’ve gone through the process. Which brings us to the third step in the methodology: architecting the Zero trust environment. Ultimately, we need to instantiate Zero Trust as a Layer 7 policy statement. Use the Kipling Method of Zero Trust policy writing to determine who or what can access your protect surface. The fifth design principle of Zero Trust is to inspect and log all traffic, for monitor and maintain, one needs to take all of the telemetry – whether it’s from a network detection and response tool, or from firewall or server application logs and then learn from them. As you learn over time, you can make security stronger and stronger. Define the protect surface Map the transaction flows Architect a Zero trust environment Create Zero trust policies Monitor and maintain. How AlgoSec aligns with “Map the transaction Flows” the 2nd step of Design Methodology? AlgoSec Auto-Discovery. analyses your traffic flows, turning them into a clear map. AutoDiscovery receives network traffic metadata as NetFlow, SFLOW, or full packets and then digest multiple streams of traffic metadata to let you clearly visualize your transaction flows. Once the transaction flows are discovered and optimized, the system keeps tracking changes in these flows. Once new flows are discovered in the network, the application description is updated with the new flows. Outcome: Clear visualization of transaction flows. Updated application description. Optimized transaction flows. How AlgoSec aligns with “Architect Zero Trust Policies” – the 4th step of Design Methodology? With AlgoSec, you can automate the security policy change process without introducing any element of risk, vulnerability, or compliance violation. AlgoSec allows you to ingest the discovered transaction flows as a Traffic Change request and analyze those traffic changes before they are implemented all the to your Firewalls, Public Cloud and SDN Solutions and validate successful changes as intended, all within your existing IT Service Management (ITSM) solutions. Outcome: Analyzed traffic changes for implementation. Implemented security policy changes without risk, vulnerability, or compliance violations. How Algosec aligns with “Monitor and maintain” – the 5th step of Design Methodology? AlgoSec analyzes security by analyzing firewall policies, firewall rules, firewall traffic logs and firewall change configurations. Detailed analysis of the security logs offers critical network vital intelligence about security breaches and attempted attacks like virus, trojans, and denial of service among others. With AlgoSec traffic flow analysis, you can monitor traffic within a specific firewall rule. You do not need to allow all traffic to traverse in all directions but instead, you can monitor it through the pragmatic behaviors on the network and enable network firewall administrators to recognize which firewall rules they can create and implement to allow only the necessary access. Outcome: Critical network intelligence, identification of security breaches and attempted attacks. Enhanced firewall rule creation and implementation, allowing only necessary access. Schedule a demo Related Articles 2025 in review: What innovations and milestones defined AlgoSec’s transformative year in 2025? AlgoSec Reviews Mar 19, 2023 · 2 min read Navigating Compliance in the Cloud AlgoSec Cloud Mar 19, 2023 · 2 min read 5 Multi-Cloud Environments Cloud Security Mar 19, 2023 · 2 min read Speak to one of our experts Speak to one of our experts Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Schedule a call

It goes without saying that security is the cornerstone of any organization today. This includes ensuring access to corporate data is... Firewall Change Management Firewall migration tips & best practices Joanne Godfrey 2 min read Joanne Godfrey Short bio about author here Lorem ipsum dolor sit amet consectetur. Vitae donec tincidunt elementum quam laoreet duis sit enim. Duis mattis velit sit leo diam. firewallmigration Tags Share this article 8/18/14 Published It goes without saying that security is the cornerstone of any organization today. This includes ensuring access to corporate data is secured, connectivity to the data center from both internal and external users is secured, and that critical security updates are installed. Now comes the big question: what if you have to migrate your security policy to a new platform? With cloud computing and distributed data centers across the world nothing in technology is ever constant anymore. So how do you control and manage a firewall migration? What if you use multiple vendors’ solutions with both virtual and physical appliances? A firewall migration can be as simple as moving from one model to another, or a lot more complicated. As an experienced cloud architect, I’ve been a part of a number of firewall migration projects. Here are three tips to help make your firewall migration project a little bit easier. Create powerful firewall and security visibility map. All aspects of your firewall must be documented and well planned before doing a migration, and you must plan for both current as well as future needs. Start by gathering information: create a visual, dynamic map of your firewall architecture and traffic, which should include all technical connectivity data. Understand, document and prepare policy migration. Once you have your visual firewall map it’s time to look under the hood. One firewall might be easy, but is it ever really just one security appliance? The dynamic nature of the modern data center means that multiple security vendors can live under one roof. So how do you create a policy migration plan around heterogeneous platforms? You need to identify and document all the security policies and services and network algorithms for each firewall end-point. Analyze business impact and create a migration path. How do your applications interact with various security policies? Do you have specific business units relying on specific firewall traffic? How are various data centers being segmented by your security policies? Migrating a firewall will have a business-wide impact. You must ensure that this impact is absolutely minimal. You need to understand how your entire business model interacts with firewall and security technologies and if any piece of the business is forgotten technological headaches may be the least of your worries. Migrating a firewall doesn’t have to be hard, but it must be well planned. With so much information traversing the modern data center, it’s imperative to have complete visibility across the security architecture. Ultimately, with the right tools to help you plan, map and actually implement a firewall change process, and lots of cups of coffee, you can greatly reduce security migration complexity. #FirewallMigration Schedule a demo Related Articles 2025 in review: What innovations and milestones defined AlgoSec’s transformative year in 2025? AlgoSec Reviews Mar 19, 2023 · 2 min read Navigating Compliance in the Cloud AlgoSec Cloud Mar 19, 2023 · 2 min read 5 Multi-Cloud Environments Cloud Security Mar 19, 2023 · 2 min read Speak to one of our experts Speak to one of our experts Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Schedule a call

I spend my days talking with customers and prospects around their security solutions, primarily regarding securing application... Hybrid Cloud Security Management Navigating the currents of cybersecurity trends Eric Jeffery 2 min read Eric Jeffery Short bio about author here Lorem ipsum dolor sit amet consectetur. Vitae donec tincidunt elementum quam laoreet duis sit enim. Duis mattis velit sit leo diam. cloudsecurity, hybridcloud, hybridcloudsecurity Tags Share this article 7/13/23 Published I spend my days talking with customers and prospects around their security solutions, primarily regarding securing application connectivity. Every conversation takes its own direction. Nevertheless, I hear similar challenges and goals across industries. I heard from a manufacturing firm that cost constraints require they centralize on Microsoft. An oil and gas company mentioned their needs to align their Operating Technology (OT) environment with their corporate technology solutions (IT). A healthcare organization let me know they were asked to use more Cisco technology and decommission competitive solutions. A financial services firm stated that they were looking to consolidate with zScaler thus eliminating numerous other security solutions. A second financial services firm inquired about AlgoSec Cloud offerings , so they ensure proper monitoring and security for their Cloud deployments. These themes appear and reappear daily, highlighting key trends throughout information security. The older I get, the more I understand how “the more things change, the more they stay the same.” Trends fall perfectly into this colloquialism, as we see organizations routinely move towards newer, hotter, and hopefully more powerful technologies. Working directly with customers of cybersecurity technology, I see similarities with direction and desire for future technical goals. Some of these I’ve seen before, such as centralization and consolidation. Cloud technologies have been around for a decade or more, but I consider this a current trend due to Cloud’s nature and diversity within the technology space. While specific trends come and go, the idea of trends remains the same. Cybersecurity professionals should understand current trends around the industry and see how these movements can improve their security maturity. In the fast-paced realm of cybersecurity, trends constantly emerge and evolve, shaping the landscape in which organizations operate. As I engage with customers and prospects, I uncover recurring patterns and goals that drive the industry forward. Understanding these trends is essential for cybersecurity professionals to strengthen their defenses and adapt to emerging threats. In this blog post, we will dive into the prevailing trends in cybersecurity today, providing insights to help organizations navigate the ever-changing currents. Centralization and consolidation: Empowering organizational control One significant trend is the movement towards centralization and consolidation. Centralization involves bringing technology resources into a unified location or under a cohesive solution. Consolidation focuses on streamlining vendors or technical suites to improve efficiency and reduce costs. For instance, organizations are exploring enterprise licensing options, such as those offered by Microsoft, which provide bundled services like MS Teams, O365, and MS Defender. This consolidation empowers businesses to replace multiple tools with integrated Microsoft technologies, resulting in cost savings and streamlined operations. Enterprise licensing grows in popularity (and could very well be a trend in and of itself) providing organizations an easy way to save money while using a consolidated solution. The most common enterprise license that I run into comes from Microsoft. Businesses that have certain license levels receive additional services such as MS Teams, O365, MS Defender, or other Microsoft technologies at either no or reduced cost. This capability empowers businesses to replace Zoom and WebEx with MS Teams. On the security front companies replace Crowdstrike, McAfee, Norton, and other endpoint protection solutions with MS Defender. For endpoint vulnerability management, Nexpose and Nessus see displacement by MS Defender Vulnerability Management. QRadar, Splunk, Exabeam and other SIEM lose out to Microsoft Sentinel. With a Cisco relationship, companies can potentially save money substituting Illumio or Guardicore in lieu of Cisco Secure Workload (formerly Tetration). With cost management sitting atop the list of priorities for CFO’s , consolidation is a consummate method for technology executives to align with this consideration. Consolidation trends reoccur regularly, especially during financial turmoil. Organizations looking to align technology with financial and business concerns should look to this trend and determine if/where benefits align. After consolidation, I hear a lot about centralization. While customers don’t use this word, at the core, this is what they are looking for. The main technical consideration around this consolidation falls under secure access services edge, known as SASE . SASE inherently centralizes security inside a robust environment that passes customer traffic. COVID-19 introduced a severe need to create secure solutions for remote workers. While SASE began pre-2020, the virus really launched this business (as it did with teleconferencing, a trend back in 2020 and 2021). Entities using SASE pass end user traffic through a central location which provides numerous security services. These offerings include virtual private networks (VPN), proxy, web-filtering, virus protection, spam protection, and many others. Each of these technologies also lends themselves to the consolidation trend tying both movements together. Organizations looking to cut costs procure SASE, align this with numerous information technology teams (networks, Cloud, security, etc.) and double up on trends. Embracing the power of the Cloud The Cloud has revolutionized the information technology landscape, and cyber security is no exception. Organizations are increasingly leveraging Cloud technology as part of their digital transformation journeys. From compliance to network security, application security, and identity management, the Cloud offers a multitude of benefits. It enables organizations to offload hardware maintenance, software upgrades, and data center costs while providing scalability and flexibility. My customers look to not only expand in single clouds, primarily AWS, MS Azure, and Google Cloud, they are going across Clouds creating hybrid deployments. Hybrid solutions enhance the need for security as cross deployments require extensive monitoring and review ensuring zero gaps. Cloud attacks happen more often than ever and with this trend continuing, industry must understand and secure these environments. The importance of staying informed To thrive in the ever-changing world of cyber security, professionals must stay informed about the latest trends. Whether it’s for cost optimization, enhanced security, or delivering innovative services, organizations need to be aware of opportunities to improve their information technology landscapes. Complacency can be detrimental, and understanding the current trends allows businesses to align their goals, enhance operational capacity, and safeguard their digital assets effectively. Centralization, consolidation, and Cloud technologies are at the forefront of today’s trends, offering organizations the means to grow, add value, and protect their data. In the dynamic realm of cyber security, staying ahead of the curve is crucial for organizations seeking to fortify their defenses. Centralization, consolidation, and Cloud technologies are driving the industry forward. By understanding and embracing these trends, businesses can align their strategies, enhance security postures, and capitalize on growth opportunities. As the currents of cyber security trends continue to shift, it’s essential to navigate these waters with agility and adaptability. By doing so, organizations can confidently steer towards success in the ever-evolving world of cyber security. For more information on hybrid cloud security, please check out the latest Managing Cybersecurity podcast. #cloudsecurity #hybridcloud #HybridCloudSecurity Schedule a demo Related Articles 2025 in review: What innovations and milestones defined AlgoSec’s transformative year in 2025? AlgoSec Reviews Mar 19, 2023 · 2 min read Navigating Compliance in the Cloud AlgoSec Cloud Mar 19, 2023 · 2 min read 5 Multi-Cloud Environments Cloud Security Mar 19, 2023 · 2 min read Speak to one of our experts Speak to one of our experts Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Schedule a call